Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 9 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 09/12/2021   16:55:16   (  -0.02,-137.20) (  -0.72,-134.05)  358.68                80
 09/14/2021   05:11:36   (   0.02,-137.18) (  -0.31,-138.69)  171.25                80
 09/15/2021   04:53:35   (   0.02,-137.17) (   0.78,-133.71)  394.86                80
 09/16/2021   17:09:46   (  -0.02,-137.16) (   0.25,-138.30)  130.60                80
 09/17/2021   16:51:45   (  -0.02,-137.15) (  -0.84,-133.32)  435.34                80
 09/19/2021   05:08:04   (   0.03,-137.13) (  -0.18,-137.96)   95.18                80
 09/20/2021   04:50:04   (   0.02,-137.12) (   0.91,-132.98)  470.75                80
 09/21/2021   17:06:15   (  -0.03,-137.10) (   0.06,-137.59)   54.91                80
 09/24/2021   05:07:14   (   0.02,-137.06) (   0.01,-137.24)   20.30                80